the travel time for a college student traveling between her home and her college is uniformly distributed between 30 and 56 minutes. the probability that she will finish her trip in less than 45 minutes?

Typically, a cover letter should be no longer than

When an employee arrived late to a scheduled meeting, his supervisor questioned the veracity of his excuse. which of the following is the most accurate definition of veracity in this case?

Raul has one solution that is 20% acid by volume and one solution that is 50% acid by volume. he plans to mix together some of each solution to create 30 milliliters of a solution that is 40% acid by volume. how many milliliters of the 20% acid solution should raul use to create the 40% acid solution? can someone explain this to me? i know that the answer is 10 milliliters, but i don't know how to get it.